Refactor MessageCenterSettingsController.

chrome/browser/notifications/arc_notifier_manager.cc

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/notifications/arc_notifier_manager.h"
-
-#include <set>
-
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
-#include "ui/message_center/notifier_settings.h"
-
-namespace arc {
-
-namespace {
-constexpr int kSetNotificationsEnabledMinVersion = 6;
-}  // namespace
-
-std::vector<std::unique_ptr<message_center::Notifier>>
-ArcNotifierManager::GetNotifiers(content::BrowserContext* profile) {
-  const ArcAppListPrefs* const app_list = ArcAppListPrefs::Get(profile);
-  const std::vector<std::string>& app_ids = app_list->GetAppIds();
-  std::set<std::string> added_packages;
-  std::vector<std::unique_ptr<message_center::Notifier>> results;
-
-  for (const std::string& app_id : app_ids) {
-    const auto app = app_list->GetApp(app_id);
-    if (!app)
-      continue;
-    // Handle packages having multiple launcher activities.
-    if (added_packages.count(app->package_name))
-      continue;
-
-    added_packages.insert(app->package_name);
-    message_center::NotifierId notifier_id(
-        message_center::NotifierId::ARC_APPLICATION, app->package_name);
-    results.emplace_back(new message_center::Notifier(
-        notifier_id,
-        base::ASCIIToUTF16(app->name),
-        app->notifications_enabled));
-  }
-
-  return results;
-}
-
-void ArcNotifierManager::SetNotifierEnabled(const std::string& package,
-                                            bool enabled) {
-  auto* const service = arc::ArcBridgeService::Get();
-  if (service) {
-    if (service->app_version() >= kSetNotificationsEnabledMinVersion) {
-      service->app_instance()->SetNotificationsEnabled(package, enabled);
-    }
-  }
-}
-
-}  // namespace arc